Theorems · Theorem · category theory
CategoryTheory.ReflPrefunctor.map_id
∀ {V : Type u₁} [inst : CategoryTheory.ReflQuiver V] {W : Type u₂} [inst_1 : CategoryTheory.ReflQuiver W]
(self : V ⥤rq W) (X : V), self.map (CategoryTheory.ReflQuiver.id X) = CategoryTheory.ReflQuiver.id (self.obj X)A functor preserves identity morphisms.
- Defined in
- Mathlib.Combinatorics.Quiver.ReflQuiver
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 4 from the axioms · uses no axioms
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Cites7
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Quiver.Homstatement · cited by 32,603
- Prefunctor.objstatement · cited by 1,241
- Prefunctor.mapstatement · cited by 952
- CategoryTheory.ReflQuiverstatement and proof · cited by 64
- CategoryTheory.ReflPrefunctor.toPrefunctorstatement · cited by 36
- CategoryTheory.ReflPrefunctorstatement and proof · cited by 30
- CategoryTheory.ReflQuiver.idstatement · cited by 18
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